@misc{indiciaed89f1ee2421f,
  title = {A simplified biometric system with television display.},
  author = {R S Koplin and M Gersten},
  year = {1980},
  doi = {10.1016/s0146-2776(80)80122-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/7358589/},
  note = {Source identifier: 7358589}
}